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// Test that niche finding works with captured generator upvars.
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// run-pass
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#![feature(generators)]
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use std::mem::size_of_val;
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fn take<T>(_: T) {}
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fn main() {
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let x = false;
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let gen1 = || {
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yield;
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take(x);
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};
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assert_eq!(size_of_val(&gen1), size_of_val(&Some(gen1)));
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}
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